20160413_091038 by Tomato9009 posted Apr 13, 2016 at 9:28 AM Got a friend with plants and saw these white spots over his leaves he thought it might have been Powdery mildew so he used a milk spray and cleaned down everything, literally 24 hours later the plants had these spots all over and a silvery tinge to the upper leaves, mildew got this one or do you think it might be the milk drying on the leaves?